226836 has 18 divisors (see below), whose sum is σ = 573482. Its totient is φ = 75600.

The previous prime is 226823. The next prime is 226843. The reversal of 226836 is 638622.

226836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 202500 + 24336 = 450^2 + 156^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

226836 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3115 + ... + 3186.

2²²⁶⁸³⁶ is an apocalyptic number.

It is an amenable number.

226836 is an abundant number, since it is smaller than the sum of its proper divisors (346646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226836 is a wasteful number, since it uses less digits than its factorization.

226836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311 (or 6306 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 226836 is about 476.2730309392. The cubic root of 226836 is about 60.9870078933.

It can be divided in two parts, 2268 and 36, that added together give a square (2304 = 48²).

The spelling of 226836 in words is "two hundred twenty-six thousand, eight hundred thirty-six".